chore: update middleware skipper (#887)

* chore: update middleware skipper

* chore: update

server/common.go

@@ -1,11 +1,46 @@
 package server
 
-func composeResponse(data interface{}) interface{} {
-	type R struct {
-		Data interface{} `json:"data"`
-	}
+import (
+	"github.com/labstack/echo/v4"
+	"github.com/usememos/memos/api"
+	"github.com/usememos/memos/common"
+)
 
-	return R{
+type response struct {
+	Data interface{} `json:"data"`
+}
+
+func composeResponse(data interface{}) response {
+	return response{
 		Data: data,
 	}
 }
+
+func (server *Server) DefaultAuthSkipper(c echo.Context) bool {
+	ctx := c.Request().Context()
+	path := c.Path()
+
+	// Skip auth.
+	if common.HasPrefixes(path, "/api/auth") {
+		return true
+	}
+
+	// If there is openId in query string and related user is found, then skip auth.
+	openID := c.QueryParam("openId")
+	if openID != "" {
+		userFind := &api.UserFind{
+			OpenID: &openID,
+		}
+		user, err := server.Store.FindUser(ctx, userFind)
+		if err != nil && common.ErrorCode(err) != common.NotFound {
+			return false
+		}
+		if user != nil {
+			// Stores userID into context.
+			c.Set(getUserIDContextKey(), user.ID)
+			return true
+		}
+	}
+
+	return false
+}